Passenger count increased 1% and cargo volumes up 8% during first nine months of 2025

ONTARIO, Calif. , Oct. 23, 2025 /PRNewswire/ -- Ontario International Airport (ONT) welcomed more than 5.2 million passengers in the first nine months of the year while air cargo volume grew to over 600,000 tons, officials announced.

Ontario officials reported 5,278,316 passengers from January through September, 0.8% more than the same period last year. The number of domestic passengers was 4,885,308, a decrease of 0.3%, while international travel volume rose by 17% to 393,008.

The Southern California gateway recorded 599,086 passengers for September, a decrease of 1.1% from a year earlier and ending the airport's impressive run of 54 consecutive months of passenger gains. The total included 554,651

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